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1、摘要冲压模具在实际工业生产中应用广泛。在传统的工业生产中,工人生产的劳动强度大、劳动量大,严重影响生产效率的提高。随着当今科技的发展,工业生产中的模具的使用已经越来越引起人们的重视,而被大量应用到工业生产中来。冲压模具的自动送料技术也投入到实际生产中,冲压模具可以大大的提高劳动成产率,减轻工人的负担,具有重要的技术进步意义和经济价值。本文对冷冲压技术的分类、特点及发展方向作了简略的概述:论述了冲压零件的成形原理、基本模具结构与运动过程及其设计原理;对典型的冲压件零件进行了设计:此设计解决了冲压模具的加工难题,冲压模具的设计充分利用了机械压力机的功用特点,在室温的条件下对坯件进行冲压成形
2、,生产效率高,经济效益显著。关键词:冲压、模具、模具设计、工艺全套图纸加AbstractPunchingdiehasbeenwidelyusedintheactualindustrialproduction.Intraditionalindustrialproduction,theworkerworkhard,andtherearetoomuchworks,sotheefficiencyislow.Withthedevelopmentofthescienceandtechnologynowdays,theuseofpunchingdieintheindustialproductiong
3、ainmoreattention,andbeusedintheindustrailproductionmoreandmore.Self-actingfeedtechnologyofpunchingdieisalsousedinproduction,punchingdiecouldincreasetheefficienceofproductionandcouldalleviatetheworkburden,soithassignificationmeaningintechnologicprogressandeconomicvalue.Thearticlemainlydiscussedth
4、eclassification,featureandthedevelopmentaldirectionofthepunchingtechnology.Elaboratedthepunchingcomonentsformationprinciple,thebasicdiesstructureandtherateprocessandtheprincipleofdesign;anddesignedsomeconventionalpunchingdie:thedieforbigdiameterthreedirectionpipewhichsolvedtheproblemoftraditiona
5、lmaching,thedarwingandpunchingcompounddiewithfloatpunch-matrix,thedrawingandcuttingcompounddieswithunalteredpress,thecompounddieforthebackbowlofthenoisekeeper,thedesignofthecompounddiewhichcouldproducetwoworkpiecesinonepunching,thebendingdieforringshapepart,thebendingdiewhichusedthegemel,automat
6、eloadingdieforcutting,thedrawing,punchingandburringcompounddiewithslidingautomatedloading,thepunchingdieforthelongpipewithtworowofhole,thedrawingdieforthesquareboxshapeworkpieceandtheburringdiefortheboxshapeworkpiece.KeyWord:punching,die,diedesign,punching,bending,drawing目录摘要0Abstract1目录2绪论4第1章绪
7、论5第2章落料拉深模的设计72.1零件工艺性分析72.2模具分析及制定工艺方案82.2.1方案的确定82.2.2方案比较82.3确定模具类型和模具结构82.4排样设计及材料利用率的计算92.4.1零件展开长度的计算92.4.2排样设计122.5冲裁力与压力中心的计算132.5.1冲载力的计算校核132.5.2冲裁模刃口形式142.5.3压力中心的计算152.6模具刃口尺寸及公差确定152.7凹模的设计152.7.1凹模刃口结构152.7.2凹模